The 1.5 miles back from Three Sisters Falls may be the hardest mile and a half I’ve ever done: Mid afternoon, hot sun, forgot my safari hat, in the 90s, uphill all the way and I was fresh off a plane from the east coast.

Life is a series of risk/reward tradeoffs. In Shenandoah we have bears, here….

Halfway through the book Exploding the Phone. Fantastic read. History of phones, “Ma Bell”, phone phreaks, and, indirectly how Apple got its start. Great history lesson, insights in to patents, anti-trust, silicon valley, counter-culture/hacking culture, system design, and timeless security issues. The author keynoted at Usenix Security this week.